diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0158-Add-hy28b-2017-model-device-tree-overlay-2721.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0158-Add-hy28b-2017-model-device-tree-overlay-2721.patch | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0158-Add-hy28b-2017-model-device-tree-overlay-2721.patch b/target/linux/bcm27xx/patches-4.19/950-0158-Add-hy28b-2017-model-device-tree-overlay-2721.patch deleted file mode 100644 index 2c0493777b..0000000000 --- a/target/linux/bcm27xx/patches-4.19/950-0158-Add-hy28b-2017-model-device-tree-overlay-2721.patch +++ /dev/null @@ -1,209 +0,0 @@ -From a64595c1bc19752dca712c6cd90692a2a0e7397b Mon Sep 17 00:00:00 2001 -From: Hans-Wilhelm Warlo <5417271+hanswilw@users.noreply.github.com> -Date: Tue, 16 Oct 2018 18:20:48 +0200 -Subject: [PATCH] Add hy28b 2017 model device tree overlay (#2721) - -The 2017 version of the hy28b display requires a different -initialisation sequence. - -Signed-off-by: Hans-Wilhelm Warlo <hw@warlo.no> ---- - arch/arm/boot/dts/overlays/Makefile | 1 + - arch/arm/boot/dts/overlays/README | 19 +++ - .../boot/dts/overlays/hy28b-2017-overlay.dts | 152 ++++++++++++++++++ - 3 files changed, 172 insertions(+) - create mode 100644 arch/arm/boot/dts/overlays/hy28b-2017-overlay.dts - ---- a/arch/arm/boot/dts/overlays/Makefile -+++ b/arch/arm/boot/dts/overlays/Makefile -@@ -49,6 +49,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \ - hifiberry-digi-pro.dtbo \ - hy28a.dtbo \ - hy28b.dtbo \ -+ hy28b-2017.dtbo \ - i2c-bcm2708.dtbo \ - i2c-gpio.dtbo \ - i2c-mux.dtbo \ ---- a/arch/arm/boot/dts/overlays/README -+++ b/arch/arm/boot/dts/overlays/README -@@ -770,6 +770,25 @@ Params: speed Display - ledgpio GPIO used to control backlight - - -+Name: hy28b-2017 -+Info: HY28B 2017 version - 2.8" TFT LCD Display Module by HAOYU Electronics -+ Default values match Texy's display shield -+Load: dtoverlay=hy28b-2017,<param>=<val> -+Params: speed Display SPI bus speed -+ -+ rotate Display rotation {0,90,180,270} -+ -+ fps Delay between frame updates -+ -+ debug Debug output level {0-7} -+ -+ xohms Touchpanel sensitivity (X-plate resistance) -+ -+ resetgpio GPIO used to reset controller -+ -+ ledgpio GPIO used to control backlight -+ -+ - Name: i2c-bcm2708 - Info: Fall back to the i2c_bcm2708 driver for the i2c_arm bus. - Load: dtoverlay=i2c-bcm2708 ---- /dev/null -+++ b/arch/arm/boot/dts/overlays/hy28b-2017-overlay.dts -@@ -0,0 +1,152 @@ -+/* -+ * Device Tree overlay for HY28b display shield by Texy. -+ * Modified for 2017 version with ILI9325 D chip -+ */ -+ -+/dts-v1/; -+/plugin/; -+ -+/ { -+ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709"; -+ -+ fragment@0 { -+ target = <&spi0>; -+ __overlay__ { -+ status = "okay"; -+ }; -+ }; -+ -+ fragment@1 { -+ target = <&spidev0>; -+ __overlay__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@2 { -+ target = <&spidev1>; -+ __overlay__ { -+ status = "disabled"; -+ }; -+ }; -+ -+ fragment@3 { -+ target = <&gpio>; -+ __overlay__ { -+ hy28b_pins: hy28b_pins { -+ brcm,pins = <17 25 18>; -+ brcm,function = <0 1 1>; /* in out out */ -+ }; -+ }; -+ }; -+ -+ fragment@4 { -+ target = <&spi0>; -+ __overlay__ { -+ /* needed to avoid dtc warning */ -+ #address-cells = <1>; -+ #size-cells = <0>; -+ -+ hy28b: hy28b@0{ -+ compatible = "ilitek,ili9325"; -+ reg = <0>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&hy28b_pins>; -+ -+ spi-max-frequency = <48000000>; -+ spi-cpol; -+ spi-cpha; -+ rotate = <270>; -+ bgr; -+ fps = <50>; -+ buswidth = <8>; -+ startbyte = <0x70>; -+ reset-gpios = <&gpio 25 0>; -+ led-gpios = <&gpio 18 1>; -+ -+ init = <0x10000e5 0x78F0 -+ 0x1000001 0x0100 -+ 0x1000002 0x0700 -+ 0x1000003 0x1030 -+ 0x1000004 0x0000 -+ 0x1000008 0x0207 -+ 0x1000009 0x0000 -+ 0x100000a 0x0000 -+ 0x100000c 0x0000 -+ 0x100000d 0x0000 -+ 0x100000f 0x0000 -+ 0x1000010 0x0000 -+ 0x1000011 0x0007 -+ 0x1000012 0x0000 -+ 0x1000013 0x0000 -+ 0x1000007 0x0001 -+ 0x2000032 -+ 0x2000032 -+ 0x2000032 -+ 0x2000032 -+ 0x1000010 0x1090 -+ 0x1000011 0x0227 -+ 0x2000032 -+ 0x1000012 0x001f -+ 0x2000032 -+ 0x1000013 0x1500 -+ 0x1000029 0x0027 -+ 0x100002b 0x000d -+ 0x2000032 -+ 0x1000020 0x0000 -+ 0x1000021 0x0000 -+ 0x2000032 -+ 0x1000030 0x0000 -+ 0x1000031 0x0707 -+ 0x1000032 0x0307 -+ 0x1000035 0x0200 -+ 0x1000036 0x0008 -+ 0x1000037 0x0004 -+ 0x1000038 0x0000 -+ 0x1000039 0x0707 -+ 0x100003c 0x0002 -+ 0x100003d 0x1d04 -+ 0x1000050 0x0000 -+ 0x1000051 0x00ef -+ 0x1000052 0x0000 -+ 0x1000053 0x013f -+ 0x1000060 0xa700 -+ 0x1000061 0x0001 -+ 0x100006a 0x0000 -+ 0x1000080 0x0000 -+ 0x1000081 0x0000 -+ 0x1000082 0x0000 -+ 0x1000083 0x0000 -+ 0x1000084 0x0000 -+ 0x1000085 0x0000 -+ 0x1000090 0x0010 -+ 0x1000092 0x0600 -+ 0x1000007 0x0133>; -+ debug = <0>; -+ }; -+ -+ hy28b_ts: hy28b-ts@1 { -+ compatible = "ti,ads7846"; -+ reg = <1>; -+ -+ spi-max-frequency = <2000000>; -+ interrupts = <17 2>; /* high-to-low edge triggered */ -+ interrupt-parent = <&gpio>; -+ pendown-gpio = <&gpio 17 0>; -+ ti,x-plate-ohms = /bits/ 16 <100>; -+ ti,pressure-max = /bits/ 16 <255>; -+ }; -+ }; -+ }; -+ __overrides__ { -+ speed = <&hy28b>,"spi-max-frequency:0"; -+ rotate = <&hy28b>,"rotate:0"; -+ fps = <&hy28b>,"fps:0"; -+ debug = <&hy28b>,"debug:0"; -+ xohms = <&hy28b_ts>,"ti,x-plate-ohms;0"; -+ resetgpio = <&hy28b>,"reset-gpios:4", -+ <&hy28b_pins>, "brcm,pins:4"; -+ ledgpio = <&hy28b>,"led-gpios:4", -+ <&hy28b_pins>, "brcm,pins:8"; -+ }; -+}; |